This is the most competitive class three LED magnetic beacon we have. It has exceptional warning ability combined with low amp draw and extended life of LEDs. It is an industry standard size (5.1"diameter x 3.7" tall). The flash pattern consists of eight short pulses to create a single flickering flash at 66 flashes per minute. The 7300 series has an enhanced thermo-dynamic design as well as an encapsulated circuit board to keep the LEDs at a controlled temperature which ensures consistent intensity to meet SAE requirements, no matter how long it runs. This LED beacon has a five year manufacturer’s warranty. It’s on sale now for only $48.95, and has a strong magnetic mount included which can be surface mounted. Lastly, it comes with all hardware needed.